309880805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{5303}}^1$

素因数の和:5381

約数の個数: 32

約数和(自身を含む): 427714560

約数和(自身を除く): 117833755

約数列:

[1, 5, 13, 29, 31, 65, 145, 155, 377, 403, 899, 1885, 2015, 4495, 5303, 11687, 26515, 58435, 68939, 153787, 164393, 344695, 768935, 821965, 1999231, 2137109, 4767397, 9996155, 10685545, 23836985, 61976161, 309880805]

約数ペア:

[(1, 309880805), (5, 61976161), (13, 23836985), (29, 10685545), (31, 9996155), (65, 4767397), (145, 2137109), (155, 1999231), (377, 821965), (403, 768935), (899, 344695), (1885, 164393), (2015, 153787), (4495, 68939), (5303, 58435), (11687, 26515)]